Flights from Washington Airport (IAD) to Denver Airport Airport (DEN)

We've found the cheapest flights to Denver

Returns from £110.63

One-way from £55.68

8 Airliners fly direct from Washington Dulles International to Denver International, ITA Airways, Ethiopian Airlines, Avianca, Lufthansa, Brussels Airlines, Southwest Airlines, Copa Airlines and United Airlines. The distance covered when flying from Washington Dulles International to Denver International United States is 2,332 Km (1,449 Miles) with the travel time being around 3 Hours 33 Minutes. IAD is the Airport code for Washington Dulles International and DEN is for Denver International United States.

The cost of the air travel varies depending on what day you travel and the time of day. It is normally worth booking flights well in advance if possible to get the best deal to Denver International United States perhaps midweek or late evening. Flights to Denver International United States normally go up in price the nearer the travel date, so it would be advisable to book as early as possible.

There is a time difference of 7.0 GMT at Denver International United States, so remember to alter your watch to the correct time upon your arrival.

Below you can see a table that shows the airlines that fly from Washington Dulles International (IAD) to Denver International (DEN) and frequency of flights daily.

Flights Chart
AirlinerMoTuWeThFrSaSuFirst FlightLast FlightFlights
United Airlines778877706:3022:14VIEW FLIGHTS
Copa Airlines778977206:3022:14VIEW FLIGHTS
Southwest Airlines333332205:4519:20VIEW FLIGHTS
Brussels Airlines222432010:2519:36VIEW FLIGHTS
Lufthansa222322110:2522:14VIEW FLIGHTS
Ethiopian Airlines111111110:2522:09VIEW FLIGHTS
Avianca111211010:2516:00VIEW FLIGHTS
ITA Airways110111017:4719:36VIEW FLIGHTS

The greatest amount of direct flights offered from Washington Dulles International to Denver International United States are by United Airlines with around 51 flights a week. The earliest flight is available at 06:30 and the latest flights at 22:14 with the most popular flight number being UA1071, UA1587, UA1614 and UA1728.

united.com is available for information regarding booking flights etc with United Airlines.

Please see below the times of flights. These times and frequency may vary at different times of the year please visit the website for more information.

Flights Time In WeekDays
DayFlight TimesFlights
Monday
07:35
AirlineFlightNo
Southwest AirlinesWN3041
08:15
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA1817
Ethiopian AirlinesET1364
Copa AirlinesCM2859
12:35
AirlineFlightNo
United AirlinesUA1587
Copa AirlinesCM2864
14:10
AirlineFlightNo
Southwest AirlinesWN3042
14:39
AirlineFlightNo
United AirlinesUA700
Copa AirlinesCM2862
15:48
AirlineFlightNo
United AirlinesUA1762
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:47
AirlineFlightNo
United AirlinesUA1728
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
ITA AirwaysAZ4402
18:50
AirlineFlightNo
Southwest AirlinesWN3330
22:14
AirlineFlightNo
United AirlinesUA495
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Tuesday
05:45
AirlineFlightNo
Southwest AirlinesWN1682
08:15
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA1817
Copa AirlinesCM2859
12:35
AirlineFlightNo
United AirlinesUA1587
Ethiopian AirlinesET1364
Copa AirlinesCM2864
14:25
AirlineFlightNo
Southwest AirlinesWN3041
14:39
AirlineFlightNo
United AirlinesUA700
Copa AirlinesCM2862
15:48
AirlineFlightNo
United AirlinesUA1762
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:47
AirlineFlightNo
United AirlinesUA1728
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
ITA AirwaysAZ4402
18:05
AirlineFlightNo
Southwest AirlinesWN3330
22:14
AirlineFlightNo
United AirlinesUA495
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Wednesday
05:45
AirlineFlightNo
Southwest AirlinesWN1682
08:15
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA1817
Ethiopian AirlinesET1364
Copa AirlinesCM2859
12:35
AirlineFlightNo
United AirlinesUA1587
Copa AirlinesCM2864
14:25
AirlineFlightNo
Southwest AirlinesWN3041
14:39
AirlineFlightNo
United AirlinesUA700
Copa AirlinesCM2862
15:48
AirlineFlightNo
United AirlinesUA1762
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:47
AirlineFlightNo
United AirlinesUA1728
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
18:05
AirlineFlightNo
Southwest AirlinesWN3330
20:00
AirlineFlightNo
United AirlinesUA2675
Copa AirlinesCM2863
22:14
AirlineFlightNo
United AirlinesUA495
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Thursday
06:30
AirlineFlightNo
United AirlinesUA1614
Copa AirlinesCM2863
07:35
AirlineFlightNo
Southwest AirlinesWN3041
08:30
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA2349
LufthansaLH8956
AviancaAV2338
Brussels AirlinesSN8886
Copa AirlinesCM2571
Copa AirlinesCM2859
12:46
AirlineFlightNo
United AirlinesUA1587
Copa AirlinesCM2864
14:10
AirlineFlightNo
Southwest AirlinesWN3042
14:45
AirlineFlightNo
United AirlinesUA700
Brussels AirlinesSN8809
Copa AirlinesCM2862
16:00
AirlineFlightNo
United AirlinesUA2852
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:36
AirlineFlightNo
United AirlinesUA1071
18:50
AirlineFlightNo
Southwest AirlinesWN3330
19:36
AirlineFlightNo
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
ITA AirwaysAZ4401
22:09
AirlineFlightNo
United AirlinesUA2325
Ethiopian AirlinesET1364
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Friday
07:35
AirlineFlightNo
Southwest AirlinesWN3041
08:30
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA2349
Copa AirlinesCM2859
12:46
AirlineFlightNo
United AirlinesUA1587
Ethiopian AirlinesET1364
Copa AirlinesCM2864
14:10
AirlineFlightNo
Southwest AirlinesWN3042
14:45
AirlineFlightNo
United AirlinesUA700
Brussels AirlinesSN8809
Copa AirlinesCM2862
16:00
AirlineFlightNo
United AirlinesUA2852
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:36
AirlineFlightNo
United AirlinesUA1071
18:50
AirlineFlightNo
Southwest AirlinesWN3330
19:36
AirlineFlightNo
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
ITA AirwaysAZ4401
22:09
AirlineFlightNo
United AirlinesUA2325
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Saturday
07:00
AirlineFlightNo
Southwest AirlinesWN3041
08:30
AirlineFlightNo
United AirlinesUA419
Copa AirlinesCM2857
10:25
AirlineFlightNo
United AirlinesUA2349
Copa AirlinesCM2859
12:52
AirlineFlightNo
United AirlinesUA1587
Copa AirlinesCM2864
14:45
AirlineFlightNo
United AirlinesUA700
Copa AirlinesCM2862
16:00
AirlineFlightNo
United AirlinesUA2852
AviancaAV2041
Brussels AirlinesSN8893
Copa AirlinesCM2860
17:05
AirlineFlightNo
Southwest AirlinesWN3330
17:36
AirlineFlightNo
United AirlinesUA1071
19:36
AirlineFlightNo
LufthansaLH7462
Brussels AirlinesSN8917
Copa AirlinesCM2858
ITA AirwaysAZ4401
22:09
AirlineFlightNo
United AirlinesUA2325
Ethiopian AirlinesET1364
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS
Sunday
07:40
AirlineFlightNo
Southwest AirlinesWN3041
08:30
AirlineFlightNo
United AirlinesUA419
10:25
AirlineFlightNo
United AirlinesUA2349
Copa AirlinesCM2857
12:52
AirlineFlightNo
United AirlinesUA1587
14:45
AirlineFlightNo
United AirlinesUA700
16:00
AirlineFlightNo
United AirlinesUA2852
17:36
AirlineFlightNo
United AirlinesUA1071
19:20
AirlineFlightNo
Southwest AirlinesWN3330
22:09
AirlineFlightNo
United AirlinesUA2325
Ethiopian AirlinesET1364
LufthansaLH7518
Copa AirlinesCM2861
VIEW FLIGHTS

There may also be different routes to Denver International, by an alternative nearby airport. Please see details below.

Alternative Direct Routes
RouteStopsDistanceFlying Time
Allentown to Denver 02,471 km (1,535 miles)3 Hours 43 Minutes
Baltimore Washington Thurgood Marshall to Denver 02,393 km (1,487 miles)3 Hours 38 Minutes
Washington Ronald Reagan Washington National to Denver 02,369 km (1,472 miles)3 Hours 36 Minutes
Philadelphia to Denver 02,500 km (1,554 miles)3 Hours 45 Minutes
Richmond to Denver 02,379 km (1,478 miles)3 Hours 37 Minutes

Before departing customs Washington Dulles International make sure that you do not exceed baggage allowances as excess charges may be considerable.

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Flight Price FAQ - Washington (IAD) to Denver (DEN)

DIRECT Southwest Airlines
What is the cheapest direct flight one way from Washington IAD to Denver DEN?
The cheapest direct flight one way from Washington IAD to Denver DEN is £55.68 ($75 €63.98)
£55.68
$75 | €63.98
Check Latest Price
DIRECT United
What is the cheapest direct return flight from Washington IAD to Denver DEN?
The cheapest direct return flight from Washington IAD to Denver DEN is £110.63 ($149 €127.11)
£110.63
$149 | €127.11
Check Latest Price
Important Note: Prices shown are taken from searches performed for flights operating during the current month. Please use the "Latest Price" buttons to get the most up to date airfares.

Compare Flight Prices from IAD to DEN

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Flight Info FAQ - Washington (IAD) to Denver (DEN)

Who flies from Washington to Denver?
The following airlines fly from Washington (IAD) to Denver (DEN): Avianca, Brussels Airlines, Copa Airlines, Ethiopian Airlines, ITA Airways, Lufthansa, Southwest Airlines, United Airlines.
How far is the flight from Washington to Denver?
The flight from Washington to Denver is 2,332KM or 1,449 miles.
How long does the flight from Washington to Denver to take?
The flight from Washington to Denver takes 3 Hours 33 Minutes.

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